Package org.apache.directory.api.ldap.aci

Class ReusableAntlrACIItemLexer

java.lang.Object

antlr.CharScanner

org.apache.directory.api.ldap.aci.AntlrACIItemLexer

org.apache.directory.api.ldap.aci.ReusableAntlrACIItemLexer

All Implemented Interfaces:

antlr.TokenStream, AntlrACIItemParserTokenTypes

class ReusableAntlrACIItemLexer
extends AntlrACIItemLexer

A reusable lexer class extended from antlr generated lexer for an LDAP subtree specification as defined by RFC 3672. This class enables the reuse of the antlr lexer without having to recreate the it every time as stated in a Antlr Interest Group mail .

Author:

Apache Directory Project

See Also:

RFC 3672

Field Summary

Fields inherited from class org.apache.directory.api.ldap.aci.AntlrACIItemLexer

_tokenSet_0, _tokenSet_1, _tokenSet_2, _tokenSet_3, _tokenSet_4, _tokenSet_5, _tokenSet_6

Fields inherited from class antlr.CharScanner

_returnToken, caseSensitive, caseSensitiveLiterals, commitToPath, EOF_CHAR, hashString, inputState, literals, saveConsumedInput, tabsize, text, tokenObjectClass, traceDepth

Fields inherited from interface org.apache.directory.api.ldap.aci.AntlrACIItemParserTokenTypes

ALPHA, ATTRIBUTE_VALUE_CANDIDATE, CLOSE_CURLY, COLON, DESCR, DIGIT, DOT, EOF, FILTER, FILTER_VALUE, HYPHEN, ID_allAttributeValues, ID_allUserAttributeTypes, ID_allUserAttributeTypesAndValues, ID_allUsers, ID_and, ID_attributeType, ID_authenticationLevel, ID_base, ID_basicLevels, ID_chopAfter, ID_chopBefore, ID_classes, ID_denyAdd, ID_denyBrowse, ID_denyCompare, ID_denyDiscloseOnError, ID_denyExport, ID_denyFilterMatch, ID_denyImport, ID_denyInvoke, ID_denyModify, ID_denyRead, ID_denyRemove, ID_denyRename, ID_denyReturnDN, ID_entry, ID_FALSE, ID_grantAdd, ID_grantBrowse, ID_grantCompare, ID_grantDiscloseOnError, ID_grantExport, ID_grantFilterMatch, ID_grantImport, ID_grantInvoke, ID_grantModify, ID_grantRead, ID_grantRemove, ID_grantRename, ID_grantReturnDN, ID_grantsAndDenials, ID_identificationTag, ID_item, ID_itemFirst, ID_itemOrUserFirst, ID_itemPermissions, ID_level, ID_localQualifier, ID_maxCount, ID_maxImmSub, ID_maximum, ID_maxValueCount, ID_minimum, ID_name, ID_none, ID_not, ID_or, ID_parentOfEntry, ID_precedence, ID_protectedItems, ID_rangeOfValues, ID_restrictedBy, ID_selfValue, ID_signed, ID_simple, ID_specificationFilter, ID_specificExclusions, ID_strong, ID_subtree, ID_thisEntry, ID_TRUE, ID_type, ID_userClasses, ID_userFirst, ID_userGroup, ID_userPermissions, ID_valuesIn, INTEGER, INTEGER_OR_NUMERICOID, LDIGIT, NULL_TREE_LOOKAHEAD, NUMERICOID, OPEN_CURLY, RANGE_OF_VALUES_CANDIDATE, SAFEUTF8CHAR, SAFEUTF8STRING, SEP, SP

Constructor Summary

Constructors

Constructor	Description
ReusableAntlrACIItemLexer(Reader in)	Creates a ReusableAntlrSubtreeSpecificationLexer instance.

Method Summary

Modifier and Type	Method	Description
void	prepareNextInput(Reader in)	Resets the state of an antlr lexer and initializes it with new input.

Methods inherited from class org.apache.directory.api.ldap.aci.AntlrACIItemLexer

mALPHA, mCLOSE_CURLY, mCOLON, mDESCR, mDIGIT, mDOT, mFILTER, mFILTER_VALUE, mHYPHEN, mINTEGER, mINTEGER_OR_NUMERICOID, mLDIGIT, mNUMERICOID, mOPEN_CURLY, mSAFEUTF8CHAR, mSAFEUTF8STRING, mSEP, mSP, nextToken

Methods inherited from class antlr.CharScanner

append, append, commit, consume, consumeUntil, consumeUntil, getCaseSensitive, getCaseSensitiveLiterals, getColumn, getCommitToPath, getFilename, getInputBuffer, getInputState, getLine, getTabSize, getText, getTokenObject, LA, makeToken, mark, match, match, match, matchNot, matchRange, newline, panic, panic, reportError, reportError, reportWarning, resetText, rewind, setCaseSensitive, setColumn, setCommitToPath, setFilename, setInputState, setLine, setTabSize, setText, setTokenObjectClass, tab, testLiteralsTable, testLiteralsTable, toLower, traceIn, traceIndent, traceOut, uponEOF

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ReusableAntlrACIItemLexer

ReusableAntlrACIItemLexer(Reader in)

Creates a ReusableAntlrSubtreeSpecificationLexer instance.

Parameters:

in - the input to the lexer

Method Detail

prepareNextInput

public void prepareNextInput(Reader in)

Resets the state of an antlr lexer and initializes it with new input.

Parameters:

in - the input to the lexer